Climate averages 1991–2020
Libreville weather
in August.
A warm, fairly dry month: the 11th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Libreville: daytime highs average 27.4°C and nights cool to about 22.8°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 35 mm of rain on roughly 8 days, which makes August a fairly dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 08 min on an average August day.
The nearest other city in this atlas is Owendo (13 km away). In August its highs average 28.2°C, 0.8°C warmer than Libreville, with 27 mm of rain.
Among the 6 cities listed in Gabon, Libreville ranks joint 4th of 6 for the warmest August highs and 3rd of 6 for the driest August (rainfall, lowest first). The mean August high of those 6 cities is 28.0°C; Libreville is 0.7°C cooler than that mean.
From August to September, average highs rise by 0.3°C to 27.6°C, and monthly rainfall rises from 35 mm to 151 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Libreville climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.6°C23.9°C | 23.9°C | 250 | 29.1 | 12.112 h |
| February | 29.0°C24.3°C | 24.3°C | 218 | 25.9 | 12.112 h |
| March | 29.4°C24.5°C | 24.5°C | 270 | 28.8 | 12.112 h |
| April | 29.3°C24.6°C | 24.6°C | 261 | 27.4 | 12.112 h |
| May | 28.8°C24.4°C | 24.4°C | 244 | 26.6 | 12.112 h |
| June | 27.5°C23.3°C | 23.3°C | 82 | 12.4 | 12.112 h |
| July | 27.1°C22.5°C | 22.5°C | 33 | 6.8 | 12.112 h |
| August, selected | 27.4°C22.8°C | 22.8°C | 35 | 8.2 | 12.112 h |
| September | 27.6°C23.4°C | 23.4°C | 151 | 21.4 | 12.112 h |
| October | 27.7°C23.6°C | 23.6°C | 358 | 30.2 | 12.112 h |
| November | 28.2°C23.6°C | 23.6°C | 393 | 29.6 | 12.112 h |
| December | 28.4°C23.7°C | 23.7°C | 316 | 30.2 | 12.112 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Owendo in AugustGabon · 13 kmHigh 28.2°C · Low 22.5°C · 27 mm rain
- Port-Gentil in AugustGabon · 144 kmHigh 26.8°C · Low 22.6°C · 6.9 mm rain
- Bata in AugustEquatorial Guinea · 167 kmHigh 26.8°C · Low 22.7°C · 96 mm rain
- Ciudad de la Paz in AugustEquatorial Guinea · 203 kmHigh 26.9°C · Low 19.8°C · 139 mm rain
- Oyem in AugustGabon · 272 kmHigh 27.4°C · Low 20.0°C · 117 mm rain
- Kribi in AugustCameroon · 287 kmHigh 25.8°C · Low 23.2°C · 275 mm rain
- São Tomé in AugustSao Tome and Principe · 303 kmHigh 25.0°C · Low 23.3°C · 14 mm rain
- Ébolowa in AugustCameroon · 337 kmHigh 26.8°C · Low 20.2°C · 151 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Libreville) is explained once on the Libreville year overview and on the Sources, method and limits page.